Table 2.
Mean (standard deviation) serum selenium concentration at baseline and endline and the mean difference (bias corrected 95% confidence interval) at endline between trial arms, among women of reproductive age (WRA) and school-aged children (SAC) participating in the AHHA trial.
| Control | Intervention | ||||
|---|---|---|---|---|---|
| Baseline serum selenium concentration (μg L−1) | Endline serum selenium concentration (μg L−1) | Baseline serum selenium concentration (μg L−1) | Endline serum selenium concentration (μg L−1) | Difference in serum selenium concentration (μg L−1) | |
| WRA | 61.0 (23.1) | 61.0 (13.5) | 57.6 (17.0) | 107.9 (16.4) | 49.0 (45.9, 52.1) |
| n = 89 | n = 88 | n = 88 | n = 88 | n = 173 | |
| SAC | 50.4 (18.1) | 50.8 (12.5) | 46.4 (14.8) | 97.1 (16.0) | 48.7 (45.0, 51.8) |
| n = 87 | n = 83 | n = 86 | n = 88 | n = 166 | |